[MIPS] TRACE_IRQFLAGS_SUPPORT support.
[linux-2.6.git] / arch / mips / kernel / entry.S
index 01e7fa86aa43d588b7ed8d8e70af403067d2c9e2..766655f352508db89fa12941f614e7a84df2d7c3 100644 (file)
@@ -113,6 +113,21 @@ FEXPORT(restore_all)                       # restore full frame
        RESTORE_AT
        RESTORE_STATIC
 FEXPORT(restore_partial)               # restore partial frame
+#ifdef CONFIG_TRACE_IRQFLAGS
+       SAVE_STATIC
+       SAVE_AT
+       SAVE_TEMP
+       LONG_L  v0, PT_STATUS(sp)
+       and     v0, 1
+       beqz    v0, 1f
+       jal     trace_hardirqs_on
+       b       2f
+1:     jal     trace_hardirqs_off
+2:
+       RESTORE_TEMP
+       RESTORE_AT
+       RESTORE_STATIC
+#endif
        RESTORE_SOME
        RESTORE_SP_AND_RET
        .set    at